Home / 1,976,147.20-2,726,956.48-1,105,053.64

Finding the Fourth Proportional to 1,976,147.20, 2,726,956.48 and 1,105,053.64

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Solution

The fourth proportional to 1,976,147.20, 2,726,956.48 and 1,105,053.64 is: 1,524,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,147.20 : 2,726,956.48 = 1,105,053.64 : x
  2. Step 2: Convert to fraction form
    1,976,147.20/2,726,956.48 = 1,105,053.64/x
  3. Step 3: Cross multiply
    1,976,147.20x = 2,726,956.48 × 1,105,053.64
  4. Step 4: Simplify right side
    1,976,147.20x = 3,013,433,184,345.59
  5. Step 5: Solve for x
    x = 3,013,433,184,345.59/1,976,147.20
  6. Step 6: Final answer
    x = 1,524,903.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.